I had left out Henry Martyn and the Outlandish Knight (and many others I'd like to include):
1.        Australia
2.        Banks of the Nile
3.        The Blacksmith / Our Captain Calls
4.        Barbara Allen
5.        Farewell Charming Nancy (Farewell Nancy)
6.        The Gypsy Laddie (English versions)
7.        Henry Martyn
8.        John Barleycorn
9.        The Jolly Waggonner
10.        Lady Isabel and the Elf Knight (Outllandish Knight)
11.        Off to Sea Once More
12.        Polly on the Shore (The Valiant Sailor)
13.        Rambleaway
14.        Robin Hood and the Pedlar
15.        Seventeen Come Sunday (As I Roved Out)
16.        Spanish Ladies
17.        The Trees They Do Grow High
18.        The Unfortunate Rake
19.        The Unquiet Grave
20.        Ye Mar'ners All